MX2021004886A - Procedimiento de codificación y decodificación de señal de vídeo y aparato para ello. - Google Patents

Procedimiento de codificación y decodificación de señal de vídeo y aparato para ello.

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Publication number
MX2021004886A
MX2021004886A MX2021004886A MX2021004886A MX2021004886A MX 2021004886 A MX2021004886 A MX 2021004886A MX 2021004886 A MX2021004886 A MX 2021004886A MX 2021004886 A MX2021004886 A MX 2021004886A MX 2021004886 A MX2021004886 A MX 2021004886A
Authority
MX
Mexico
Prior art keywords
current block
encoding
same
image signal
merge candidate
Prior art date
Application number
MX2021004886A
Other languages
English (en)
Spanish (es)
Inventor
Bae Keun Lee
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Publication of MX2021004886A publication Critical patent/MX2021004886A/es

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/107Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/109Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/117Filters, e.g. for pre-processing or post-processing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/119Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/12Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/20Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/43Hardware specially adapted for motion estimation or compensation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46Embedding additional information in the video signal during the compression process
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/513Processing of motion vectors
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/513Processing of motion vectors
    • H04N19/517Processing of motion vectors by encoding
    • H04N19/52Processing of motion vectors by encoding by predictive encoding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/625Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
MX2021004886A 2018-11-08 2019-11-08 Procedimiento de codificación y decodificación de señal de vídeo y aparato para ello. MX2021004886A (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR20180136262 2018-11-08
KR20180167979 2018-12-21
PCT/KR2019/015198 WO2020096426A1 (ko) 2018-11-08 2019-11-08 영상 신호 부호화/복호화 방법 및 이를 위한 장치

Publications (1)

Publication Number Publication Date
MX2021004886A true MX2021004886A (es) 2021-06-15

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MX2021004886A MX2021004886A (es) 2018-11-08 2019-11-08 Procedimiento de codificación y decodificación de señal de vídeo y aparato para ello.
MX2024015087A MX2024015087A (es) 2018-11-08 2021-04-28 Procedimiento de codificación y decodificación de señal de vídeo y aparato para ello
MX2024015089A MX2024015089A (es) 2018-11-08 2021-04-28 Procedimiento de codificación y decodificación de señal de vídeo y aparato para ello
MX2024015086A MX2024015086A (es) 2018-11-08 2021-04-28 Procedimiento de codificación y decodificación de señal de vídeo y aparato para ello
MX2024015088A MX2024015088A (es) 2018-11-08 2021-04-28 Procedimiento de codificación y decodificación de señal de vídeo y aparato para ello

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MX2024015087A MX2024015087A (es) 2018-11-08 2021-04-28 Procedimiento de codificación y decodificación de señal de vídeo y aparato para ello
MX2024015089A MX2024015089A (es) 2018-11-08 2021-04-28 Procedimiento de codificación y decodificación de señal de vídeo y aparato para ello
MX2024015086A MX2024015086A (es) 2018-11-08 2021-04-28 Procedimiento de codificación y decodificación de señal de vídeo y aparato para ello
MX2024015088A MX2024015088A (es) 2018-11-08 2021-04-28 Procedimiento de codificación y decodificación de señal de vídeo y aparato para ello

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US (1) US20210235075A1 (enExample)
EP (2) EP3860123B1 (enExample)
JP (5) JP7460616B2 (enExample)
CN (6) CN120692397A (enExample)
AU (5) AU2019376595B2 (enExample)
BR (1) BR112021008720A2 (enExample)
CA (3) CA3275440A1 (enExample)
CL (1) CL2021001126A1 (enExample)
ES (1) ES2972074T3 (enExample)
IL (5) IL315819A (enExample)
MX (5) MX2021004886A (enExample)
MY (1) MY209696A (enExample)
PH (1) PH12021550912A1 (enExample)
PL (1) PL3860123T3 (enExample)
SG (1) SG11202104531TA (enExample)
WO (1) WO2020096426A1 (enExample)
ZA (1) ZA202103282B (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020096425A1 (ko) 2018-11-08 2020-05-14 주식회사 엑스리스 영상 신호 부호화/복호화 방법 및 이를 위한 장치
CN113039790B (zh) 2018-11-17 2023-04-14 北京字节跳动网络技术有限公司 视频处理的方法、装置和非暂时性计算机可读介质
CN117499668A (zh) * 2018-12-21 2024-02-02 北京字节跳动网络技术有限公司 具有运动矢量差的Merge模式中的运动矢量精度
CN117615155A (zh) 2019-09-19 2024-02-27 北京字节跳动网络技术有限公司 视频编解码中的参考样点位置推导
WO2021063418A1 (en) 2019-10-05 2021-04-08 Beijing Bytedance Network Technology Co., Ltd. Level-based signaling of video coding tools
JP7391203B2 (ja) 2019-10-12 2023-12-04 北京字節跳動網絡技術有限公司 ビデオコーディングツールを洗練する使用およびシグナリング
CN114556955B (zh) 2019-10-13 2024-04-05 北京字节跳动网络技术有限公司 参考图片重采样与视频编解码工具之间的相互作用
WO2021129866A1 (en) 2019-12-27 2021-07-01 Beijing Bytedance Network Technology Co., Ltd. Signaling of slice types in video pictures headers
CN116489375A (zh) 2020-03-16 2023-07-25 北京达佳互联信息技术有限公司 对视频数据进行编码的方法、装置和介质
EP4356607A4 (en) * 2021-06-14 2025-08-20 Beijing Dajia Internet Information Tech Co Ltd METHODS AND DEVICES FOR A GEOMETRIC DIVISION MODE WITH REFINEMENT OF MOTION VECTORS
JP2025055374A (ja) * 2023-09-27 2025-04-08 シャープ株式会社 動画像復号装置および動画像符号化装置
WO2025117596A1 (en) * 2023-11-30 2025-06-05 Google Llc Adaptive motion vector candidates list
US20250286992A1 (en) * 2024-03-06 2025-09-11 Tencent America LLC Merge candidate construction

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011095260A1 (en) * 2010-02-05 2011-08-11 Telefonaktiebolaget L M Ericsson (Publ) Managing predicted motion vector candidates
US20130114717A1 (en) * 2011-11-07 2013-05-09 Qualcomm Incorporated Generating additional merge candidates
US9432683B2 (en) * 2011-11-08 2016-08-30 Kt Corporation Method and apparatus for encoding image, and method and apparatus for decoding image
US8964845B2 (en) * 2011-12-28 2015-02-24 Microsoft Corporation Merge mode for motion information prediction
JP2013223049A (ja) * 2012-04-13 2013-10-28 Sharp Corp 画像復号装置、および画像符号化装置
US20130294513A1 (en) * 2012-05-07 2013-11-07 Qualcomm Incorporated Inter layer merge list construction for video coding
WO2014015807A1 (en) * 2012-07-27 2014-01-30 Mediatek Inc. Method of constrain disparity vector derivation in 3d video coding
WO2014163458A1 (ko) * 2013-04-05 2014-10-09 삼성전자주식회사 인터 레이어 복호화 및 부호화 방법 및 장치를 위한 인터 예측 후보 결정 방법
CN107079161B (zh) * 2014-09-01 2020-11-20 寰发股份有限公司 用于屏幕内容以及视频编码的帧内图片块复制的方法
WO2016070808A1 (en) * 2014-11-05 2016-05-12 Mediatek Singapore Pte. Ltd. Method and apparatus of video coding with prediction offset
US11509930B2 (en) * 2016-07-12 2022-11-22 Electronics And Telecommunications Research Institute Image encoding/decoding method and recording medium therefor
US10812791B2 (en) * 2016-09-16 2020-10-20 Qualcomm Incorporated Offset vector identification of temporal motion vector predictor
KR20180043151A (ko) * 2016-10-19 2018-04-27 에스케이텔레콤 주식회사 영상 부호화 또는 복호화를 위한 장치 및 방법
WO2018173432A1 (ja) * 2017-03-21 2018-09-27 シャープ株式会社 予測画像生成装置、動画像復号装置、および動画像符号化装置
KR102450863B1 (ko) * 2017-03-22 2022-10-05 에스케이텔레콤 주식회사 움직임벡터를 부호화 또는 복호화하기 위한 장치 및 방법
US10701391B2 (en) * 2017-03-23 2020-06-30 Qualcomm Incorporated Motion vector difference (MVD) prediction
CN109218733B (zh) * 2017-06-30 2022-03-29 华为技术有限公司 一种确定预测运动矢量预测的方法以及相关设备
CN119324984A (zh) * 2018-03-30 2025-01-17 英迪股份有限公司 图像编码/解码方法以及传输压缩视频数据的装置
WO2019208372A1 (ja) * 2018-04-25 2019-10-31 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法及び復号方法
CA3105938A1 (en) * 2018-07-18 2020-01-23 Panasonic Intellectual Property Corporation Of America Encoder, decoder, encoding method, and decoding method

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EP4287622A3 (en) 2024-02-21
US20210235075A1 (en) 2021-07-29
CN113382234B (zh) 2023-03-10
IL282664B1 (en) 2024-10-01
JP7657999B2 (ja) 2025-04-07
MY209696A (en) 2025-07-30
IL282664B2 (en) 2025-02-01
AU2024278452A1 (en) 2025-01-09
AU2024278447A1 (en) 2025-01-09
AU2019376595A1 (en) 2021-05-20
JP2024069563A (ja) 2024-05-21
CN116074506B (zh) 2025-08-01
CN120692397A (zh) 2025-09-23
CN116074506A (zh) 2023-05-05
CA3117479C (en) 2023-06-13
EP3860123B1 (en) 2023-12-27
CN113039788A (zh) 2021-06-25
EP4287622A2 (en) 2023-12-06
BR112021008720A2 (pt) 2021-08-03
IL282664A (en) 2021-06-30
AU2024278449A1 (en) 2025-01-09
PH12021550912A1 (en) 2021-11-29
MX2024015088A (es) 2025-01-09
CN116074505A (zh) 2023-05-05
AU2024278446A1 (en) 2025-01-09
MX2024015087A (es) 2025-01-09
IL315819A (en) 2024-11-01
ZA202103282B (en) 2022-08-31
CN116208765A (zh) 2023-06-02
JP7658000B2 (ja) 2025-04-07
CA3117479A1 (en) 2020-05-14
JP2024069562A (ja) 2024-05-21
CA3275440A1 (en) 2025-10-31
JP2025098255A (ja) 2025-07-01
EP3860123A4 (en) 2021-11-03
JP2024069564A (ja) 2024-05-21
JP7661564B2 (ja) 2025-04-14
JP7460616B2 (ja) 2024-04-04
JP2022509743A (ja) 2022-01-24
CA3199533C (en) 2025-09-09
IL315824A (en) 2024-11-01
MX2024015086A (es) 2025-01-09
ES2972074T3 (es) 2024-06-11
AU2019376595B2 (en) 2024-10-10
CA3199533A1 (en) 2020-05-14
EP3860123A1 (en) 2021-08-04
IL315820A (en) 2024-11-01
CN113382234A (zh) 2021-09-10
SG11202104531TA (en) 2021-05-28
WO2020096426A1 (ko) 2020-05-14
MX2024015089A (es) 2025-01-09
CN116208765B (zh) 2025-07-29
CL2021001126A1 (es) 2021-10-01
IL315822A (en) 2024-11-01
PL3860123T3 (pl) 2024-05-13
KR20200054111A (ko) 2020-05-19

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